<template>
  <div class="login-wrap">
    <el-form label-position="left" :model="ruleForm" :rules="rules" ref="ruleForm" label-width="0px"
             class="demo-ruleForm login-container">
      <h3 class="title">用户登录</h3>
      <el-form-item prop="userName">
        <el-input  prefix-icon="el-icon-user" type="text" v-model="ruleForm.userName" auto-complete="off" placeholder="账号"></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input prefix-icon="el-icon-lock" type="password" v-model="ruleForm.password" auto-complete="off" placeholder="密码"></el-input>
      </el-form-item>
      <el-checkbox class="remember" v-model="rememberpwd">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button type="primary" style="width:100%;" @click="submitForm('ruleForm')">登录</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script type="text/ecmascript-6">
import {login} from '../api/userMG'
import {setCookie, getCookie, delCookie} from '../utils/util'
import md5 from 'js-md5'

export default {
  name: 'login',
  data() {
    return {
      // 记住密码
      rememberpwd: false,
      ruleForm: {
        //username和password默认为空
        userName: '',
        password: '',
      },
      //rules前端验证
      rules: {
        userName: [{required: true, message: '请输入账号', trigger: 'blur'}],
        password: [{required: true, message: '请输入密码', trigger: 'blur'}]
      }
    }
  },
  // 创建完毕状态(里面是操作)
  created() {
    // 获取存在本地的用户名密码
    this.getuserpwd()

  },
  // 里面的函数只有调用才会执行
  methods: {
    // 获取用户名密码
    getuserpwd() {
      if (getCookie('user') != '' && getCookie('pwd') != '') {
        this.ruleForm.userName = getCookie('user')
        this.ruleForm.password = getCookie('pwd')
        this.rememberpwd = true
      }
    },
    //获取登录方法
    submitForm(formName) {
      // 校验用户名 密码是否为空
      this.$refs[formName].validate(valid => {
        if (valid) { // 校验成功
          // 注释
          login(this.ruleForm).then(res => {  // res 后端响应的json 数据   res  ===  后端R
            console.log(res)
            if (res.code == 20000) {
              if (this.rememberpwd) {
                //保存帐号到cookie，有效期7天
                setCookie('user', this.ruleForm.userName, 7)
                //保存密码到cookie，有效期7天
                setCookie('pwd', this.ruleForm.password, 7)
              } else {
                delCookie('user')
                delCookie('pwd')
              }
              //如果请求成功跳转路由
              // 缓存用户个人信息
              localStorage.setItem('userdata', JSON.stringify(res.data)) // res.data  就是R 中的data
              this.$store.commit('login', 'true')
              this.$router.push({path: '/index/group/user'}) // 登录成功以后跳转界面
            } else {
              this.$message.error(res.msg)
              return false
            }
          })
        } else {
          // 获取图形验证码
          this.$message.error('请输入用户名密码！')
          return false
        }
      })



    },
  }
}
</script>

<style scoped>
.login-wrap {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding-top: 10%;
  background-image: url();
  /* background-color: #112346; */
  background-repeat: no-repeat;
  background-position: center right;
  background-size: 100%;
}

.login-container {
  border-radius: 10px;
  margin: 0px auto;
  width: 350px;
  padding: 30px 35px 15px 35px;
  background: #fff;
  border: 1px solid #eaeaea;
  text-align: left;
  box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
}

.title {
  margin: 0px auto 40px auto;
  text-align: center;
  color: #505458;
}

.remember {
  margin: 0px 0px 35px 0px;
}

.code-box {
  text-align: right;
}

.codeimg {
  height: 40px;
}
</style>
